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authorHiren Tandel <hirent@marvell.com>2014-05-05 19:43:31 +0900
committerSamuel Ortiz <sameo@linux.intel.com>2014-05-20 00:06:04 +0200
commit57be1f3f3ec1ccab6432615ca161c4c9ece2a2aa (patch)
treebb0021acf67dcb66957f0482cb89f894d8fa77f0 /include/uapi
parentc79d9f9ef86683824c195b093106222ff0611c10 (diff)
downloadblackbird-op-linux-57be1f3f3ec1ccab6432615ca161c4c9ece2a2aa.tar.gz
blackbird-op-linux-57be1f3f3ec1ccab6432615ca161c4c9ece2a2aa.zip
NFC: Add RAW socket type support for SOCKPROTO_RAW
This allows for a more generic NFC sniffing by using SOCKPROTO_RAW SOCK_RAW to read RAW NFC frames. This is for sniffing anything but LLCP (HCI, NCI, etc...). Signed-off-by: Hiren Tandel <hirent@marvell.com> Signed-off-by: Rahul Tank <rahult@marvell.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/nfc.h16
1 files changed, 12 insertions, 4 deletions
diff --git a/include/uapi/linux/nfc.h b/include/uapi/linux/nfc.h
index 9789dc95b6a8..9b19b4461928 100644
--- a/include/uapi/linux/nfc.h
+++ b/include/uapi/linux/nfc.h
@@ -273,11 +273,19 @@ struct sockaddr_nfc_llcp {
* First byte is the adapter index
* Second byte contains flags
* - 0x01 - Direction (0=RX, 1=TX)
- * - 0x02-0x80 - Reserved
+ * - 0x02-0x04 - Payload type (000=LLCP, 001=NCI, 010=HCI, 011=Digital,
+ * 100=Proprietary)
+ * - 0x05-0x80 - Reserved
**/
-#define NFC_LLCP_RAW_HEADER_SIZE 2
-#define NFC_LLCP_DIRECTION_RX 0x00
-#define NFC_LLCP_DIRECTION_TX 0x01
+#define NFC_RAW_HEADER_SIZE 2
+#define NFC_DIRECTION_RX 0x00
+#define NFC_DIRECTION_TX 0x01
+
+#define RAW_PAYLOAD_LLCP 0
+#define RAW_PAYLOAD_NCI 1
+#define RAW_PAYLOAD_HCI 2
+#define RAW_PAYLOAD_DIGITAL 3
+#define RAW_PAYLOAD_PROPRIETARY 4
/* socket option names */
#define NFC_LLCP_RW 0
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